Base | Representation |
---|---|
bin | 1010001101110… |
… | …1001100101111 |
3 | 2222121221212122 |
4 | 2203131030233 |
5 | 41432132241 |
6 | 4130223155 |
7 | 1030132256 |
oct | 243351457 |
9 | 88557778 |
10 | 42849071 |
11 | 22207161 |
12 | 12424abb |
13 | 8b535a5 |
14 | 599579d |
15 | 3b6604b |
hex | 28dd32f |
42849071 has 8 divisors (see below), whose sum is σ = 44464560. Its totient is φ = 41257728.
The previous prime is 42849067. The next prime is 42849083. The reversal of 42849071 is 17094824.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 42849071 - 22 = 42849067 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42849011) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2381 + ... + 9558.
It is an arithmetic number, because the mean of its divisors is an integer number (5558070).
Almost surely, 242849071 is an apocalyptic number.
42849071 is a deficient number, since it is larger than the sum of its proper divisors (1615489).
42849071 is a wasteful number, since it uses less digits than its factorization.
42849071 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12073.
The product of its (nonzero) digits is 16128, while the sum is 35.
The square root of 42849071 is about 6545.9201797761. The cubic root of 42849071 is about 349.9294306703.
The spelling of 42849071 in words is "forty-two million, eight hundred forty-nine thousand, seventy-one".
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